This signifies that the original data was too large for a single file and was split into smaller parts. To open this, you generally need all parts (001, 002, 003, etc.) in the same folder.

"Correspondence Books" often contain Private Personally Identifiable Information (PII) or confidential corporate/government data. Accessing such data without authorization may carry legal risks or violate privacy policies.

Before attempting to extract the contents, always run a deep scan using updated security software. How to Access the Contents (If Authorized)